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constraints.lpf
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BLOCK RESETPATHS;
BLOCK ASYNCPATHS;
## ULX3S v2.x.x and v3.0.x
# The clock "usb" and "gpdi" sheet
LOCATE COMP "clk" SITE "G2";
IOBUF PORT "clk" PULLMODE=NONE IO_TYPE=LVCMOS33;
FREQUENCY PORT "clk" 25 MHZ;
# JTAG and SPI FLASH voltage 3.3V and options to boot from SPI flash
# write to FLASH possible any time from JTAG:
SYSCONFIG CONFIG_IOVOLTAGE=3.3 COMPRESS_CONFIG=ON MCCLK_FREQ=62 SLAVE_SPI_PORT=DISABLE MASTER_SPI_PORT=ENABLE SLAVE_PARALLEL_PORT=DISABLE;
# write to FLASH possible from user bitstream:
# SYSCONFIG CONFIG_IOVOLTAGE=3.3 COMPRESS_CONFIG=ON MCCLK_FREQ=62 SLAVE_SPI_PORT=DISABLE MASTER_SPI_PORT=DISABLE SLAVE_PARALLEL_PORT=DISABLE;
## USBSERIAL FTDI-FPGA serial port "usb" sheet
LOCATE COMP "ftdi_rxd" SITE "L4"; # FPGA transmits to ftdi
LOCATE COMP "ftdi_txd" SITE "M1"; # FPGA receives from ftdi
LOCATE COMP "ftdi_nrts" SITE "M3"; # FPGA receives
LOCATE COMP "ftdi_ndtr" SITE "N1"; # FPGA receives
LOCATE COMP "ftdi_txden" SITE "L3"; # FPGA receives
IOBUF PORT "ftdi_rxd" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "ftdi_txd" PULLMODE=UP IO_TYPE=LVCMOS33;
IOBUF PORT "ftdi_nrts" PULLMODE=UP IO_TYPE=LVCMOS33;
IOBUF PORT "ftdi_ndtr" PULLMODE=UP IO_TYPE=LVCMOS33;
IOBUF PORT "ftdi_txden" PULLMODE=UP IO_TYPE=LVCMOS33;
## LED indicators "blinkey" and "gpio" sheet
LOCATE COMP "led[7]" SITE "H3";
LOCATE COMP "led[6]" SITE "E1";
LOCATE COMP "led[5]" SITE "E2";
LOCATE COMP "led[4]" SITE "D1";
LOCATE COMP "led[3]" SITE "D2";
LOCATE COMP "led[2]" SITE "C1";
LOCATE COMP "led[1]" SITE "C2";
LOCATE COMP "led[0]" SITE "B2";
IOBUF PORT "led[0]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "led[1]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "led[2]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "led[3]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "led[4]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "led[5]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "led[6]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "led[7]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
## Pushbuttons "blinkey", "flash", "power", "gpdi" sheet
LOCATE COMP "btn[0]" SITE "D6"; # BTN_PWRn (inverted logic)
LOCATE COMP "btn[1]" SITE "R1"; # FIRE1
LOCATE COMP "btn[2]" SITE "T1"; # FIRE2
LOCATE COMP "btn[3]" SITE "R18"; # UP W1->R18
LOCATE COMP "btn[4]" SITE "V1"; # DOWN
LOCATE COMP "btn[5]" SITE "U1"; # LEFT
LOCATE COMP "btn[6]" SITE "H16"; # RIGHT Y2->H16
IOBUF PORT "btn[0]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "btn[1]" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "btn[2]" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "btn[3]" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "btn[4]" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "btn[5]" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "btn[6]" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
## DIP switch "blinkey", "gpio" sheet
LOCATE COMP "sw[0]" SITE "E8"; # SW1
LOCATE COMP "sw[1]" SITE "D8"; # SW2
LOCATE COMP "sw[2]" SITE "D7"; # SW3
LOCATE COMP "sw[3]" SITE "E7"; # SW4
IOBUF PORT "sw[0]" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sw[1]" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sw[2]" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sw[3]" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
## SPI OLED DISPLAY SSD1331 (Color) or SSD1306 (B/W) "blinkey", "usb" sheet
LOCATE COMP "oled_clk" SITE "P4";
LOCATE COMP "oled_mosi" SITE "P3";
LOCATE COMP "oled_dc" SITE "P1";
LOCATE COMP "oled_res_n" SITE "P2";
LOCATE COMP "oled_cs_n" SITE "N2";
IOBUF PORT "oled_clk" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "oled_mosi" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "oled_dc" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "oled_res_n" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "oled_cs_n" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
## SPI Flash chip "flash" sheet
LOCATE COMP "flash_csn" SITE "R2";
LOCATE COMP "flash_clk" SITE "U3";
LOCATE COMP "flash_mosi" SITE "W2";
LOCATE COMP "flash_miso" SITE "V2";
LOCATE COMP "flash_holdn" SITE "W1";
LOCATE COMP "flash_wpn" SITE "Y2";
#LOCATE COMP "flash_csspin" SITE "AJ3";
#LOCATE COMP "flash_initn" SITE "AG4";
#LOCATE COMP "flash_done" SITE "AJ4";
#LOCATE COMP "flash_programn" SITE "AH4";
#LOCATE COMP "flash_cfg_select[0]" SITE "AM4";
#LOCATE COMP "flash_cfg_select[1]" SITE "AL4";
#LOCATE COMP "flash_cfg_select[2]" SITE "AK4";
IOBUF PORT "flash_csn" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "flash_clk" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "flash_mosi" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "flash_miso" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "flash_holdn" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "flash_wpn" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
#IOBUF PORT "flash_csspin" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
#IOBUF PORT "flash_initn" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
#IOBUF PORT "flash_done" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
#IOBUF PORT "flash_programn" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
#IOBUF PORT "flash_cfg_select[0]" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
#IOBUF PORT "flash_cfg_select[1]" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
#IOBUF PORT "flash_cfg_select[2]" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
## SD card "sdcard", "usb" sheet
# wifi_gpio2,4,12,13,14,15 are shared with SD card.
# If any of wifi_gpio2,4,12,13 is used in toplevel, don't use sd_d[].
# If SD is used in 1-bit SPI mode, wifi_gpio4,12 = sd_d[1,2] are free,
LOCATE COMP "sd_clk" SITE "H2"; # sd_clk WiFi_GPIO14
LOCATE COMP "sd_cmd" SITE "J1"; # sd_cmd_di (MOSI) WiFi GPIO15
LOCATE COMP "sd_d[0]" SITE "J3"; # sd_d0_do (MISO) WiFi GPIO2
LOCATE COMP "sd_d[1]" SITE "H1"; # sd_d1_irq WiFi GPIO4
LOCATE COMP "sd_d[2]" SITE "K1"; # sd_d2 WiFi_GPIO12
LOCATE COMP "sd_d[3]" SITE "K2"; # sd_d3_csn WiFi_GPIO13
LOCATE COMP "sd_wp" SITE "P5"; # not connected
LOCATE COMP "sd_cdn" SITE "N5"; # not connected
IOBUF PORT "sd_clk" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sd_cmd" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sd_d[0]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sd_d[1]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sd_d[2]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4; # WiFi GPIO12 pulldown bootstrapping without 3.3V efuse
IOBUF PORT "sd_d[3]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sd_wp" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sd_cdn" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
## ADC SPI (MAX11123) "analog", "ram" sheet
# input lines shared with GP,GN14-17
LOCATE COMP "adc_csn" SITE "R17";
LOCATE COMP "adc_mosi" SITE "R16";
LOCATE COMP "adc_miso" SITE "U16";
LOCATE COMP "adc_sclk" SITE "P17";
IOBUF PORT "adc_csn" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "adc_mosi" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "adc_miso" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "adc_sclk" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
## Audio 4-bit DAC "analog", "gpio" sheet
# output impedance: 75 ohm
# Stereo 16 ohm earphones, analog audio,
# SPDIF digital audio and composite video.
LOCATE COMP "audio_l[3]" SITE "B3"; # JACK TIP (left audio)
LOCATE COMP "audio_l[2]" SITE "C3";
LOCATE COMP "audio_l[1]" SITE "D3";
LOCATE COMP "audio_l[0]" SITE "E4";
LOCATE COMP "audio_r[3]" SITE "C5"; # JACK RING1 (right audio)
LOCATE COMP "audio_r[2]" SITE "D5";
LOCATE COMP "audio_r[1]" SITE "B5";
LOCATE COMP "audio_r[0]" SITE "A3";
LOCATE COMP "audio_v[3]" SITE "E5"; # JACK RING2 (video or digital audio)
LOCATE COMP "audio_v[2]" SITE "F5";
LOCATE COMP "audio_v[1]" SITE "F2";
LOCATE COMP "audio_v[0]" SITE "H5";
IOBUF PORT "audio_l[3]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
IOBUF PORT "audio_l[2]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
IOBUF PORT "audio_l[1]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
IOBUF PORT "audio_l[0]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
IOBUF PORT "audio_r[3]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
IOBUF PORT "audio_r[2]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
IOBUF PORT "audio_r[1]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
IOBUF PORT "audio_r[0]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
IOBUF PORT "audio_v[3]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
IOBUF PORT "audio_v[2]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
IOBUF PORT "audio_v[1]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
IOBUF PORT "audio_v[0]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
## WiFi ESP-32 "wifi", "usb", "flash" sheet
# wifi_gpio2,4,12,13,14,15 are shared with SD card.
# If any of wifi_gpio2,4,12,13 is used in toplevel, don't use sd_d[].
# If SD is used in 1-bit SPI mode, wifi_gpio4,12 = sd_d[1,2] are free,
# other pins are shared with GP/GN, and JTAG
LOCATE COMP "wifi_en" SITE "F1"; # enable/reset WiFi
LOCATE COMP "wifi_rxd" SITE "K3"; # FPGA transmits to WiFi
LOCATE COMP "wifi_txd" SITE "K4"; # FPGA receives from WiFi
LOCATE COMP "wifi_gpio0" SITE "L2";
LOCATE COMP "wifi_gpio5" SITE "N4"; # WIFI LED
LOCATE COMP "wifi_gpio16" SITE "L1"; # Serial1 RX
LOCATE COMP "wifi_gpio17" SITE "N3"; # Serial1 TX
# LOCATE COMP "prog_done" SITE "Y3"; # not GPIO, always active
# wifi lines shared with SD card
LOCATE COMP "wifi_gpio2" SITE "J3"; # sd_d0_do (MISO) WiFi GPIO2
LOCATE COMP "wifi_gpio4" SITE "H1"; # sd_d1_irq WiFi GPIO4
LOCATE COMP "wifi_gpio12" SITE "K1"; # sd_d2 WiFi_GPIO12
LOCATE COMP "wifi_gpio13" SITE "K2"; # sd_d3_csn WiFi_GPIO13
LOCATE COMP "wifi_gpio14" SITE "H2"; # sd_clk WiFi_GPIO14
LOCATE COMP "wifi_gpio15" SITE "J1"; # sd_cmd_di (MOSI) WiFi GPIO15
# wifi lines shared with JTAG
# LOCATE COMP "wifi_gpio21" SITE "U5"; # JTAG TMS
# LOCATE COMP "wifi_gpio18" SITE "T5"; # JTAG TCK
# LOCATE COMP "wifi_gpio23" SITE "R5"; # JTAG TDI
# LOCATE COMP "wifi_gpio19" SITE "V4"; # JTAG TDO
IOBUF PORT "wifi_en" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "wifi_rxd" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "wifi_txd" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "wifi_gpio0" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "wifi_gpio5" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4; # pull down or drive 0 for esp32 programming
IOBUF PORT "wifi_gpio16" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "wifi_gpio17" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
# IOBUF PORT "prog_done" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
## PCB antenna 433 MHz (may be also used for FM) "usb" sheet
LOCATE COMP "ant_433mhz" SITE "G1";
IOBUF PORT "ant_433mhz" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
## Second USB port "US2" going directly into FPGA "usb", "ram" sheet
LOCATE COMP "usb_fpga_dp" SITE "E16"; # single ended or differential input only
LOCATE COMP "usb_fpga_dn" SITE "F16";
IOBUF PORT "usb_fpga_dp" PULLMODE=NONE IO_TYPE=LVCMOS33D DRIVE=16;
IOBUF PORT "usb_fpga_dn" PULLMODE=NONE IO_TYPE=LVCMOS33D DRIVE=16;
LOCATE COMP "usb_fpga_bd_dp" SITE "D15"; # single-ended bidirectional
LOCATE COMP "usb_fpga_bd_dn" SITE "E15";
IOBUF PORT "usb_fpga_bd_dp" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "usb_fpga_bd_dn" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
LOCATE COMP "usb_fpga_pu_dp" SITE "B12"; # pull up/down control
LOCATE COMP "usb_fpga_pu_dn" SITE "C12";
IOBUF PORT "usb_fpga_pu_dp" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
IOBUF PORT "usb_fpga_pu_dn" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=16;
## JTAG ESP-32 "usb" sheet
# connected to FT231X and ESP-32
# commented out because those are dedicated pins, not directly useable as GPIO
# but could be used by some vendor-specific JTAG bridging (boundary scan) module
#LOCATE COMP "jtag_tdi" SITE "R5"; # FTDI_nRI FPGA receives
#LOCATE COMP "jtag_tdo" SITE "V4"; # FTDI_nCTS FPGA transmits
#LOCATE COMP "jtag_tck" SITE "T5"; # FTDI_nDSR FPGA receives
#LOCATE COMP "jtag_tms" SITE "U5"; # FTDI_nDCD FPGA receives
#IOBUF PORT "jtag_tdi" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
#IOBUF PORT "jtag_tdo" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
#IOBUF PORT "jtag_tck" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
#IOBUF PORT "jtag_tms" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
## SDRAM "ram" sheet
LOCATE COMP "sdram_clk" SITE "F19";
LOCATE COMP "sdram_cke" SITE "F20";
LOCATE COMP "sdram_csn" SITE "P20";
LOCATE COMP "sdram_wen" SITE "T20";
LOCATE COMP "sdram_rasn" SITE "R20";
LOCATE COMP "sdram_casn" SITE "T19";
LOCATE COMP "sdram_a[0]" SITE "M20";
LOCATE COMP "sdram_a[1]" SITE "M19";
LOCATE COMP "sdram_a[2]" SITE "L20";
LOCATE COMP "sdram_a[3]" SITE "L19";
LOCATE COMP "sdram_a[4]" SITE "K20";
LOCATE COMP "sdram_a[5]" SITE "K19";
LOCATE COMP "sdram_a[6]" SITE "K18";
LOCATE COMP "sdram_a[7]" SITE "J20";
LOCATE COMP "sdram_a[8]" SITE "J19";
LOCATE COMP "sdram_a[9]" SITE "H20";
LOCATE COMP "sdram_a[10]" SITE "N19";
LOCATE COMP "sdram_a[11]" SITE "G20";
LOCATE COMP "sdram_a[12]" SITE "G19";
LOCATE COMP "sdram_ba[0]" SITE "P19";
LOCATE COMP "sdram_ba[1]" SITE "N20";
LOCATE COMP "sdram_dqm[0]" SITE "U19";
LOCATE COMP "sdram_dqm[1]" SITE "E20";
LOCATE COMP "sdram_d[0]" SITE "J16";
LOCATE COMP "sdram_d[1]" SITE "L18";
LOCATE COMP "sdram_d[2]" SITE "M18";
LOCATE COMP "sdram_d[3]" SITE "N18";
LOCATE COMP "sdram_d[4]" SITE "P18";
LOCATE COMP "sdram_d[5]" SITE "T18";
LOCATE COMP "sdram_d[6]" SITE "T17";
LOCATE COMP "sdram_d[7]" SITE "U20";
LOCATE COMP "sdram_d[8]" SITE "E19";
LOCATE COMP "sdram_d[9]" SITE "D20";
LOCATE COMP "sdram_d[10]" SITE "D19";
LOCATE COMP "sdram_d[11]" SITE "C20";
LOCATE COMP "sdram_d[12]" SITE "E18";
LOCATE COMP "sdram_d[13]" SITE "F18";
LOCATE COMP "sdram_d[14]" SITE "J18";
LOCATE COMP "sdram_d[15]" SITE "J17";
IOBUF PORT "sdram_clk" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_cke" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_csn" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_wen" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_rasn" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_casn" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_a[0]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_a[1]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_a[2]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_a[3]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_a[4]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_a[5]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_a[6]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_a[7]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_a[8]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_a[9]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_a[10]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_a[11]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_a[12]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_ba[0]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_ba[1]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_dqm[0]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_dqm[1]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[0]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[1]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[2]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[3]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[4]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[5]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[6]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[7]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[8]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[9]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[10]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[11]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[12]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[13]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[14]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "sdram_d[15]" PULLMODE=NONE IO_TYPE=LVCMOS33 DRIVE=4;
# GPDI differential interface (Video) "gpdi" sheet
LOCATE COMP "gpdi_dp[0]" SITE "A16"; # Blue +
LOCATE COMP "gpdi_dn[0]" SITE "B16"; # Blue -
LOCATE COMP "gpdi_dp[1]" SITE "A14"; # Green +
LOCATE COMP "gpdi_dn[1]" SITE "C14"; # Green -
LOCATE COMP "gpdi_dp[2]" SITE "A12"; # Red +
LOCATE COMP "gpdi_dn[2]" SITE "A13"; # Red -
LOCATE COMP "gpdi_dp[3]" SITE "A17"; # Clock +
LOCATE COMP "gpdi_dn[3]" SITE "B18"; # Clock -
LOCATE COMP "gpdi_util" SITE "A19"; # add 10k parallel to C
LOCATE COMP "gpdi_hpd" SITE "B20"; # add 549ohm parallel to C
LOCATE COMP "gpdi_cec" SITE "A18";
LOCATE COMP "gpdi_sda" SITE "B19"; # I2C shared with RTC
LOCATE COMP "gpdi_scl" SITE "E12"; # I2C shared with RTC C12->E12
IOBUF PORT "gpdi_dp[0]" IO_TYPE=LVCMOS33D DRIVE=4;
IOBUF PORT "gpdi_dn[0]" IO_TYPE=LVCMOS33D DRIVE=4;
IOBUF PORT "gpdi_dp[1]" IO_TYPE=LVCMOS33D DRIVE=4;
IOBUF PORT "gpdi_dn[1]" IO_TYPE=LVCMOS33D DRIVE=4;
IOBUF PORT "gpdi_dp[2]" IO_TYPE=LVCMOS33D DRIVE=4;
IOBUF PORT "gpdi_dn[2]" IO_TYPE=LVCMOS33D DRIVE=4;
IOBUF PORT "gpdi_dp[3]" IO_TYPE=LVCMOS33D DRIVE=4;
IOBUF PORT "gpdi_dn[3]" IO_TYPE=LVCMOS33D DRIVE=4;
IOBUF PORT "gpdi_util" IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gpdi_hpd" IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gpdi_cec" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gpdi_sda" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gpdi_scl" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
# GPIO (default single-ended) "gpio", "ram", "gpdi" sheet
# Pins enumerated gp[0-27], gn[0-27].
# With differential mode enabled on Lattice,
# gp[] (+) are used, gn[] (-) are ignored from design
# as they handle inverted signal by default.
# To enable differential, rename LVCMOS33->LVCMOS33D
# FEMALE ANGLED (90 deg PMOD) on TOP or
# MALE VERTICAL ( 0 deg pins) on BOTTOM and flat cable
LOCATE COMP "gp[0]" SITE "B11"; # PCLK
LOCATE COMP "gn[0]" SITE "C11"; # PCLK
LOCATE COMP "gp[1]" SITE "A10"; # PCLK
LOCATE COMP "gn[1]" SITE "A11"; # PCLK
LOCATE COMP "gp[2]" SITE "A9"; # GR_PCLK
LOCATE COMP "gn[2]" SITE "B10"; # GR_PCLK
LOCATE COMP "gp[3]" SITE "B9";
LOCATE COMP "gn[3]" SITE "C10";
LOCATE COMP "gp[4]" SITE "A7";
LOCATE COMP "gn[4]" SITE "A8";
LOCATE COMP "gp[5]" SITE "C8";
LOCATE COMP "gn[5]" SITE "B8";
LOCATE COMP "gp[6]" SITE "C6";
LOCATE COMP "gn[6]" SITE "C7";
IOBUF PORT "gp[0]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[0]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[1]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[1]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[2]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[2]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[3]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[3]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[4]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[4]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[5]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[5]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[6]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[6]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
LOCATE COMP "gp[7]" SITE "A6";
LOCATE COMP "gn[7]" SITE "B6";
LOCATE COMP "gp[8]" SITE "A4"; # DIFF
LOCATE COMP "gn[8]" SITE "A5"; # DIFF
LOCATE COMP "gp[9]" SITE "A2"; # DIFF
LOCATE COMP "gn[9]" SITE "B1"; # DIFF
LOCATE COMP "gp[10]" SITE "C4"; # DIFF
LOCATE COMP "gn[10]" SITE "B4"; # DIFF
LOCATE COMP "gp[11]" SITE "F4"; # DIFF wifi_gpio26
LOCATE COMP "gn[11]" SITE "E3"; # DIFF wifi_gpio25
LOCATE COMP "gp[12]" SITE "G3"; # DIFF wifi_gpio33 PCLK
LOCATE COMP "gn[12]" SITE "F3"; # DIFF wifi_gpio32 PCLK
LOCATE COMP "gp[13]" SITE "H4"; # DIFF wifi_gpio35
LOCATE COMP "gn[13]" SITE "G5"; # DIFF wifi_gpio34
IOBUF PORT "gp[7]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[7]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[8]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[8]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[9]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[9]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[10]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[10]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[11]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[11]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[12]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[12]" PULLMODE=NONE IO_TYPE=LVCMOS33;
FREQUENCY PORT "gn[12]" 50 MHZ;
IOBUF PORT "gp[13]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[13]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
LOCATE COMP "gp[14]" SITE "U18"; # DIFF ADC AIN1
LOCATE COMP "gn[14]" SITE "U17"; # DIFF ADC AIN0
LOCATE COMP "gp[15]" SITE "N17"; # DIFF ADC AIN3
LOCATE COMP "gn[15]" SITE "P16"; # DIFF ADC AIN2
LOCATE COMP "gp[16]" SITE "N16"; # DIFF ADC AIN5
LOCATE COMP "gn[16]" SITE "M17"; # DIFF ADC AIN4
LOCATE COMP "gp[17]" SITE "L16"; # DIFF ADC AIN7 GR_PCLK
LOCATE COMP "gn[17]" SITE "L17"; # DIFF ADC AIN6
LOCATE COMP "gp[18]" SITE "H18"; # DIFF
LOCATE COMP "gn[18]" SITE "H17"; # DIFF
LOCATE COMP "gp[19]" SITE "F17"; # DIFF
LOCATE COMP "gn[19]" SITE "G18"; # DIFF
LOCATE COMP "gp[20]" SITE "D18"; # DIFF
LOCATE COMP "gn[20]" SITE "E17"; # DIFF
IOBUF PORT "gp[14]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[14]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[15]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[15]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[16]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[16]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[17]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[17]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[18]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[18]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[19]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[19]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[20]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[20]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
LOCATE COMP "gp[21]" SITE "C18"; # DIFF
LOCATE COMP "gn[21]" SITE "D17"; # DIFF
LOCATE COMP "gp[22]" SITE "B15";
LOCATE COMP "gn[22]" SITE "C15";
LOCATE COMP "gp[23]" SITE "B17";
LOCATE COMP "gn[23]" SITE "C17";
LOCATE COMP "gp[24]" SITE "C16";
LOCATE COMP "gn[24]" SITE "D16";
LOCATE COMP "gp[25]" SITE "D14";
LOCATE COMP "gn[25]" SITE "E14";
LOCATE COMP "gp[26]" SITE "B13";
LOCATE COMP "gn[26]" SITE "C13";
LOCATE COMP "gp[27]" SITE "D13";
LOCATE COMP "gn[27]" SITE "E13";
IOBUF PORT "gp[21]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[21]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[22]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[22]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[23]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[23]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[24]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[24]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[25]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[25]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[26]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[26]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp[27]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn[27]" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
## GPIO repeated as individual signals (non-vector)
# Allows mixed input, output, bidirectional, clock, differential
# If any of individual gp is used, then don't use gp[] vector.
# Same for gn and gn[].
# FEMALE ANGLED (90 deg PMOD) on TOP or
# MALE VERTICAL ( 0 deg pins) on BOTTOM and flat cable
LOCATE COMP "gp0" SITE "B11"; # PCLK
LOCATE COMP "gn0" SITE "C11"; # PCLK
LOCATE COMP "gp1" SITE "A10"; # PCLK
LOCATE COMP "gn1" SITE "A11"; # PCLK
LOCATE COMP "gp2" SITE "A9"; # GR_PCLK
LOCATE COMP "gn2" SITE "B10"; # GR_PCLK
LOCATE COMP "gp3" SITE "B9";
LOCATE COMP "gn3" SITE "C10";
LOCATE COMP "gp4" SITE "A7";
LOCATE COMP "gn4" SITE "A8";
LOCATE COMP "gp5" SITE "C8";
LOCATE COMP "gn5" SITE "B8";
LOCATE COMP "gp6" SITE "C6";
LOCATE COMP "gn6" SITE "C7";
IOBUF PORT "gp0" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn0" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp1" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn1" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp2" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn2" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp3" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn3" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp4" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn4" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp5" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn5" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp6" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn6" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
LOCATE COMP "gp7" SITE "A6";
LOCATE COMP "gn7" SITE "B6";
LOCATE COMP "gp8" SITE "A4"; # DIFF
LOCATE COMP "gn8" SITE "A5"; # DIFF
LOCATE COMP "gp9" SITE "A2"; # DIFF
LOCATE COMP "gn9" SITE "B1"; # DIFF
LOCATE COMP "gp10" SITE "C4"; # DIFF
LOCATE COMP "gn10" SITE "B4"; # DIFF
LOCATE COMP "gp11" SITE "F4"; # DIFF wifi_gpio26
LOCATE COMP "gn11" SITE "E3"; # DIFF wifi_gpio25
LOCATE COMP "gp12" SITE "G3"; # DIFF wifi_gpio33 PCLK
LOCATE COMP "gn12" SITE "F3"; # DIFF wifi_gpio32 PCLK
LOCATE COMP "gp13" SITE "H4"; # DIFF wifi_gpio35
LOCATE COMP "gn13" SITE "G5"; # DIFF wifi_gpio34
# wifi sharing PCB v2.0.6-v3.0.8
# prior to v2.0.6 see schematics
IOBUF PORT "gp7" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn7" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp8" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn8" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp9" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn9" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp10" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn10" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp11" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn11" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp12" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn12" PULLMODE=NONE IO_TYPE=LVCMOS33;
FREQUENCY PORT "gn12" 50 MHZ;
IOBUF PORT "gp13" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn13" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
LOCATE COMP "gp14" SITE "U18"; # DIFF ADC AIN1
LOCATE COMP "gn14" SITE "U17"; # DIFF ADC AIN0
LOCATE COMP "gp15" SITE "N17"; # DIFF ADC AIN3
LOCATE COMP "gn15" SITE "P16"; # DIFF ADC AIN2
LOCATE COMP "gp16" SITE "N16"; # DIFF ADC AIN5
LOCATE COMP "gn16" SITE "M17"; # DIFF ADC AIN4
LOCATE COMP "gp17" SITE "L16"; # DIFF ADC AIN7 GR_PCLK
LOCATE COMP "gn17" SITE "L17"; # DIFF ADC AIN6
LOCATE COMP "gp18" SITE "H18"; # DIFF
LOCATE COMP "gn18" SITE "H17"; # DIFF
LOCATE COMP "gp19" SITE "F17"; # DIFF
LOCATE COMP "gn19" SITE "G18"; # DIFF
LOCATE COMP "gp20" SITE "D18"; # DIFF
LOCATE COMP "gn20" SITE "E17"; # DIFF
IOBUF PORT "gp14" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn14" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp15" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn15" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp16" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn16" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp17" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn17" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp18" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn18" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp19" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn19" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp20" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn20" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
LOCATE COMP "gp21" SITE "C18"; # DIFF
LOCATE COMP "gn21" SITE "D17"; # DIFF
LOCATE COMP "gp22" SITE "B15";
LOCATE COMP "gn22" SITE "C15";
LOCATE COMP "gp23" SITE "B17";
LOCATE COMP "gn23" SITE "C17";
LOCATE COMP "gp24" SITE "C16";
LOCATE COMP "gn24" SITE "D16";
LOCATE COMP "gp25" SITE "D14";
LOCATE COMP "gn25" SITE "E14";
LOCATE COMP "gp26" SITE "B13";
LOCATE COMP "gn26" SITE "C13";
LOCATE COMP "gp27" SITE "D13";
LOCATE COMP "gn27" SITE "E13";
IOBUF PORT "gp21" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn21" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp22" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn22" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp23" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn23" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp24" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn24" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp25" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn25" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp26" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn26" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gp27" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
IOBUF PORT "gn27" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
## PROGRAMN (reload bitstream from FLASH, exit from bootloader)
# PCB v2.0.5 and higher
LOCATE COMP "user_programn" SITE "M4";
IOBUF PORT "user_programn" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
## SHUTDOWN "power", "ram" sheet (connected from PCB v1.7.5)
# on PCB v1.7 shutdown is not connected to FPGA
LOCATE COMP "shutdown" SITE "G16"; # FPGA receives
IOBUF PORT "shutdown" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;